Page 241 - ZSi-Foster-Engineering-Catalog
P. 241

 101⁄2"
267mm
Raised Bridge Medium Support
With 2 CBN Bases & 15⁄8" Pre-Galv Steel Channel
101⁄2"
267mm
Raised Bridge Heavy Support
With 2 CBN Bases & 31⁄4" Back-to-Back Pre-Galv Steel Channel
Cush-A-Block® Rooftop Supports
CBN-RB Series
Support With Raised Bridge Medium Support
Technical Gamma Rooftop Concrete Beta Clamps Loop & Ring Spring Electrical Pipe & Conduit General Channel Nuts Channel Introduction Data Pads Supports Inserts & Z-Clamps Clamps Steel Fittings Supports Fittings & Hardware
Strut Width
Total Width
10"
254mm
The CBN-RB Medium Rooftop Supports can support natural gas and refrigeration piping systems, cable tray, electrical conduit, multiple lines, HVAC equipment and many other applications. They are designed for rooftop applications requiring a heavier load bearing capacity, and are suitable for most types of roofing material or other flat surfaces. Custom lengths are available upon request.
Standard strut mount pipe clamps are used to secure the pipes.
CBN-RB Series
Support With Raised Channel Heavy Support
Strut Width
12"
(305mm)
24"
Base Length
10-1⁄2"
(267mm)
Weight (Lbs)
16.2
(7.3Kg)
17.9
Uniform Load Capacity (Lbs) *
3,000 * (13.34 kN)
Strut Width
Total Width
16"
407mm
The CBN-RB Heavy Rooftop Supports is designed for rooftop applications requiring a heavier load bearing capacity. It is suitable for most types of roofing material or other flat surfaces. Custom lengths are available upon request.
Standard strut mount pipe clamps are used to secure the pipes.
ZSi-Foster Engineering Catalog
Part No.
Weight (Lbs)
27.4 (12.4Kg)
Uniform Load Capacity (Lbs) *
3,500 * (15.56 kN) 3,250 * (14.45 kN)
WARNING: These products can expose you to chemicals including lead, which is known to the State of California to cause cancer, and which is known to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Part No.
CBN1RB
Total Width
18.65"
(474mm)
30.65"
Please consult roofing manufacturer or engineer for roof load capacity.
1,500 * (6.67 kN) * This load is only for the capacity of the components in this assembly.
CBN2RB
(779mm)
(610mm)
(8.1Kg)
CBN3RB CBN4RB
30.65" (779mm) 42.65" (1.1m)
Total Width
Strut Width
24" (610mm)
36" (914mm)
* This load is only for the capacity of the components in this assembly.
29.8 (13.5Kg) Please consult roofing manufacturer or engineer for roof load capacity.
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